diff --git a/requirements.txt b/requirements.txt
index f48043fe8d..6f339837eb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,8 @@
-django
-twisted
-pil
-south
+
+# Evennia dependencies. If using pip, this file can be used to install
+# dependencies directly, using 'pip install -r requirements.txt'.
+
+django >= 1.2
+twisted >= 10.0
+pil 
+south >= 0.7